Home / 124,109,738.80-186,164,608.20-110,717,425.60

Finding the Fourth Proportional to 124,109,738.80, 186,164,608.20 and 110,717,425.60

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Solution

The fourth proportional to 124,109,738.80, 186,164,608.20 and 110,717,425.60 is: 166,076,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,109,738.80 : 186,164,608.20 = 110,717,425.60 : x
  2. Step 2: Convert to fraction form
    124,109,738.80/186,164,608.20 = 110,717,425.60/x
  3. Step 3: Cross multiply
    124,109,738.80x = 186,164,608.20 × 110,717,425.60
  4. Step 4: Simplify right side
    124,109,738.80x = 20,611,666,157,736,648
  5. Step 5: Solve for x
    x = 20,611,666,157,736,648/124,109,738.80
  6. Step 6: Final answer
    x = 166,076,138.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.